||Year|City|Country|Date|Venue|No. of Events|No. of Athletes|
|---|---|---|---|---|---|---|---|
|1st|2000|Monterrey|Mexico|August 3-5|Universidad Autónoma de Nuevo León|45|184|
|2nd|2002|San Antonio|United States|August 9-11|E.M. Stevens Stadium|45|245|
|3rd|2004|Sherbrooke|Canada|July 30 - August 1|Université de Sherbrooke Stadium|42|243|
|4th|2006|Santo Domingo|Dominican Republic|July 7-9|Estadio Félix Sánchez|44|373|
|5th|2008|Toluca|Mexico|July 18-20|Estadio Universitario Alberto Chivo Cordova|44||
|6th|2010|Miramar|United States|July 9-11|Ansin Sports Complex|44||
|7th|2012|Irapuato|Mexico|July 6-8|Centro Paralímpico Nacional|44||
|8th|2014|Kamloops|Canada|August 8-10|Hillside Stadium|||

Question: how many athletes were there in monterrey in 2000 and sherbrooke in 2004 combined?
Answer: 427